OFFSET
1,1
LINKS
John Cerkan, Table of n, a(n) for n = 1..10000
MATHEMATICA
<<NumberTheory`NumberTheoryFunctions` lst={}; Do[p=Prime[n]; If[SquareFreeQ[p-4]&&SquareFreeQ[p+4], AppendTo[lst, p]], {n, 6!}]; lst
Select[Prime[Range[150]], AllTrue[#+{4, -4}, SquareFreeQ]&] (* The program uses the AllTrue function from Mathematica version 10 *) (* Harvey P. Dale, Jun 15 2016 *)
PROG
(PARI) lista(nn) = forprime(p=2, nn, if (issquarefree(p-4) && issquarefree(p+4), print1(p, ", "))); \\ Michel Marcus, Jul 06 2016
CROSSREFS
KEYWORD
nonn
AUTHOR
Vladimir Joseph Stephan Orlovsky, Jan 21 2009
STATUS
approved